Home / 246,275.32-339,862.98-138,823.96

Finding the Fourth Proportional to 246,275.32, 339,862.98 and 138,823.96

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Solution

The fourth proportional to 246,275.32, 339,862.98 and 138,823.96 is: 191,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,275.32 : 339,862.98 = 138,823.96 : x
  2. Step 2: Convert to fraction form
    246,275.32/339,862.98 = 138,823.96/x
  3. Step 3: Cross multiply
    246,275.32x = 339,862.98 × 138,823.96
  4. Step 4: Simplify right side
    246,275.32x = 47,181,124,741.00
  5. Step 5: Solve for x
    x = 47,181,124,741.00/246,275.32
  6. Step 6: Final answer
    x = 191,578.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.